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- /****************************************************************************
- ** $Id: qt/qsharedmemory.h 3.0.3 edited Jan 24 07:30 $
- **
- ** Includes system files for shared memory
- **
- ** Created : 020124
- **
- ** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
- **
- ** This file is part of the kernel module of the Qt GUI Toolkit.
- **
- ** This file may be distributed and/or modified under the terms of the
- ** GNU General Public License version 2 as published by the Free Software
- ** Foundation and appearing in the file LICENSE.GPL included in the
- ** packaging of this file.
- **
- ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
- ** licenses for Qt/Embedded may use this file in accordance with the
- ** Qt Embedded Commercial License Agreement provided with the Software.
- **
- ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
- ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- **
- ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
- ** information about Qt Commercial License Agreements.
- ** See http://www.trolltech.com/gpl/ for GPL licensing information.
- **
- ** Contact info@trolltech.com if any conditions of this licensing are
- ** not clear to you.
- **
- **********************************************************************/
-
- //
- // W A R N I N G
- // -------------
- //
- // This file is not part of the Qt API. It exists for the convenience
- // of qapplication_qws.cpp and qgfxvnc_qws.cpp. This header file may
- // change from version to version without notice, or even be removed.
- //
- //
-
- #if !defined(QT_QSHM_H)
- #define QT_QSHM_H
-
- #if !defined(QT_NO_QSHM)
-
-
- #include <qstring.h>
- #include <sys/types.h>
- #include <sys/ipc.h>
-
- class QSharedMemory {
- public:
- QSharedMemory(){};
- QSharedMemory(int, QString);
- ~QSharedMemory(){};
-
- bool create();
- void destroy();
-
- bool attach();
- void detach();
-
- void setPermissions(mode_t mode);
- void * base() { return shmBase; };
-
- private:
- void *shmBase;
- int shmSize;
- QString shmFile;
- #if defined(QT_POSIX_QSHM)
- int shmFD;
- #else
- int shmId;
- key_t key;
- int idInitted;
- #endif
- };
-
- #endif
- #endif
-